Khardwi
Khardwi is an alkaline liquid produced as the filtrate of ash powder formed through burning dried banana stems, bamboo, coconut choirs or even potato plants. It tastes like strong soda and used in small quantities as ingredient in gravy. Khardwi is a favorite drink in Bodoland, Assam especially among the Bodos.It is also used to make some curry like Onla, sobai kharwi etc.